fe72c94b94
Mostly in comments and documentation, but one method name was corrected to match documentation.
96 lines
1.7 KiB
Ruby
96 lines
1.7 KiB
Ruby
# encoding: UTF-8
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class MutationVerifier
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include Adamantium::Flat, Concord.new(:original_node, :expected, :generated)
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# Test if mutation was verified successfully
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#
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# @return [Boolean]
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#
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# @api private
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#
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def success?
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unparser.success? && missing.empty? && unexpected.empty?
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end
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# Return error report
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#
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# @return [String]
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#
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# @api private
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#
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def error_report
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unless unparser.success?
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return unparser.report
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end
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mutation_report
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end
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private
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# Return unexpected mutations
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#
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# @return [Array<Parser::AST::Node>]
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#
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# @api private
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#
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def unexpected
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generated - expected
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end
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memoize :unexpected
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# Return mutation report
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#
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# @return [String]
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#
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# @api private
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#
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def mutation_report
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message = ['Original-AST:', original_node.inspect, 'Original-Source:', Unparser.unparse(original_node)]
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if missing.any?
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message << 'Missing mutations:'
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message << missing.map(&method(:format_mutation)).join("\n-----\n")
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end
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if unexpected.any?
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message << 'Unexpected mutations:'
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message << unexpected.map(&method(:format_mutation)).join("\n-----\n")
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end
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message.join("\n======\n")
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end
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# Format mutation
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#
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# @return [String]
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#
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# @api private
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#
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def format_mutation(node)
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[
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node.inspect,
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Unparser.unparse(node)
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].join("\n")
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end
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# Return missing mutations
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#
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# @return [Array<Parser::AST::Node>]
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#
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# @api private
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#
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def missing
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expected - generated
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end
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memoize :missing
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# Return unparser verifier
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#
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# @return [Unparser::CLI::Source]
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#
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# @api private
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#
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def unparser
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Unparser::CLI::Source::Node.new(Unparser::Preprocessor.run(original_node))
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end
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memoize :unparser
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end # MutationVerifier
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